📍 3362 Dyer Dr, Lafayette, CA, 94549
📞 925-283-1097
Locally owned and operated. See us for all your needs
📍 Serving Your Area, Concord, CA, 94520
📞 925-566-6890
When you think your equipment isn’t living up to its potential or it’s time for your routine seasonal check-up, We can perform complete system maintenance
📍 1647 Willow Pass Rd #129, Concord, CA, 94520
📞 925-876-1900
📍 2853 Estates Dr, Concord, CA, 94520
📞 415-233-4042
Our goal at S A Heating & Air Conditioning is to ensure our clients’ maximum comfort. We are a reputable HVAC contractor that is capable of providing excellent products and services. S A Heating & Air Conditioning can fix or install high quality HVAC equipment. Members of our staff have extensive experience in the HVAC industry. They make use of the best equipment to ensure they do the job right the first time. Rest assured that our staff will help you source the best HVAC equipment for your home or office. Please give us a call if you need more information about our company and our services. S A Heating and Air Conditioning is a reputable HVAC contractor based in Concord, California. We look forward to serving you.
📍 3500 Clayton Rd Ste 2b, Concord, CA, 94519
📞 925-521-1808
If you need service, maintenance, repair, or you are interested in new installation you may call at 925-521-1808.
📍 1231 Diamond Way, Concord, CA, 94520
📞 925-687-2380
📍 1231 Diamond Way Ste D, Concord, CA, 94520
📞 925-687-2380
Updated Aug 2026
📍 1300 Galaxy Way Ste 9, Concord, CA, 94520
📞 925-356-3000
🌐 bayairsystems.com
Bay Air Systems is an HVAC contractor based in Concord, California, specializing in additions, construction, corporate services, energy analysis, custom work, and system installation. They offer products such as ventilation systems and energy management systems. With a recent online presence as of 2026, they are equipped to handle a variety of heating and cooling needs for both residential and commercial clients.